# Lesson Worksheet: Rearranging Formulas for Physical Quantities Physics • 9th Grade

In this worksheet, we will practice changing the subject of a formula and recognising valid rearrangements of combinations of formulas.

**Q1: **

One side of the formula is . The formula is rearranged so that one side of the formula is equal to . Which of the following is the other side of the formula equal to?

- A
- B
- C
- D

**Q4: **

The subject of the formula is speed. Which of the following correctly shows the same formula with time as the subject of the formula?

- A
- B
- C

**Q5: **

The subject of the formula is acceleration. Which of the following correctly shows the same formula with time as the subject of the formula?

- A
- B
- C

**Q7: **

The subject of the formula is acceleration. Which of the following correctly shows the same formula with final velocity as the subject of the formula?

- A
- B
- C
- D
- E

**Q8: **

The subject of the formula for the volume of a cube, = , is volume. Which of the following correctly shows the same formula with side length as the subject of the formula?

- A =
- B =
- C =

**Q9: **

Gravitational potential energy is given by the formula , where is the energy, is the mass, is the acceleration due to gravity, and is the height. Acceleration is given by the formula acceleration = , written in symbols as . Which of the following is a correct formula?

- A
- B
- C
- D
- E